Bluelab pH & Conductivity Probe Care Kit cloning-and-seed-starting Use on its own or

Use on its own or with the help of ONA fans

or hanging

Comes with 8' hard-wired power cord (no plug installed)

KIND BASE 4-0-0 + 5% Calcium

Input frequency: 50/60Hz

Bluelab pH & Conductivity Probe Care Kit cloning-and-seed-starting Use on its own orThe instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller. The probe surface is where the instrument takes the reading of the solution or soil media. If the probe face is dirty or contaminated, then the reading will be inaccurate. Accurate readings simplify crop management and provide improved growth. To re stock your pH & conductivity